MPH Chart Per RPM
3.73 Ring and Pinion
1.00 4th Gear Trans Ratio (5-spd)
1.00 3rd Gear Trans Ratio (Auto)
RPM
2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 7500
25.0 40 50 60 70 80 90 100 110 120 130 140 150
25.5 41 51 61 71 81 92 102 112 122 132 142 153
Tire 26.0 41 52 62 73 83 93 104 114 124 135 145 156
Height 26.5 42 53 63 74 85 95 106 116 127 137 148 159
In inches 27.0 43 54 65 75 86 97 108 118 129 140 151 162
  27.5 44 55 66 77 88 99 110 121 132 143 154 165
28.0 45 56 67 78 89 101 112 123 134 145 156 168
28.5 45 57 68 80 91 102 114 125 136 148 159 171
Courtesy Mustang Parts and Tech; www.mustangpartstech.com